OMRON CP1H-X40DT-D – 40-Point DC I/O Transistor Output Programmable Controller | CP1H Series
Engineering Background
The OMRON CP1H-X40DT-D is a high-performance compact programmable logic controller (PLC) from OMRON’s CP1H Series — a platform engineered for demanding industrial automation tasks that require fast cycle times, flexible I/O expansion, and robust communication capabilities. Designed and manufactured in Japan, the CP1H-X40DT-D has established itself as a benchmark controller in discrete manufacturing, motion control, and process automation environments worldwide.
Product Positioning
Targeting procurement engineers and system integrators who require a reliable, spec-verified controller with proven field performance, the CP1H-X40DT-D delivers 40 built-in I/O points (24 inputs / 16 outputs) with transistor (NPN) sink output, making it ideal for high-speed pulse output applications including servo and stepper motor control. Its compact DIN-rail form factor and native CJ-series expansion compatibility make it a preferred choice for both new installations and legacy system upgrades.
Complete Technical Specifications
| Parameter | Specification |
|---|---|
| Model Number | CP1H-X40DT-D |
| Series / Platform | CP1H Series |
| Manufacturer | OMRON Corporation |
| Country of Origin | Japan |
| CPU Type | CP1H-X (Standard) |
| Power Supply | DC 24V |
| Built-in I/O Points | 40 points (24 inputs / 16 outputs) |
| Output Type | Transistor (NPN Sink) |
| Output Voltage | DC 24V |
| Max. Output Current | 0.3 A/point, 4.8 A/common |
| High-Speed Pulse Output | 4 axes, max. 100 kHz (PWM capable) |
| High-Speed Counter | 4 axes, max. 100 kHz |
| Program Capacity | 20K steps |
| Data Memory | 32K words (DM area) |
| Execution Speed | 0.1 μs/instruction (basic) |
| Built-in Analog I/O | 4 inputs / 2 outputs (0–10V / 4–20mA) |
| USB Port | USB-B (programming / monitoring) |
| Serial Ports | 2 × RS-232C (Option Board slots) |
| Expansion Units | Up to 7 CJ-series expansion units |
| Max. Expandable I/O | 320 points |
| Interrupt Inputs | 4 points |
| Operating Temperature | 0 to 55°C |
| Storage Temperature | -20 to 75°C |
| Humidity | 10 to 90% RH (non-condensing) |
| Vibration Resistance | 10 to 57 Hz, 0.075 mm; 57 to 150 Hz, 9.8 m/s² |
| Shock Resistance | 147 m/s² (3 times each in X, Y, Z) |
| Degree of Protection | IP20 |
| Mounting | DIN Rail / Surface Mount |
| Dimensions (W×H×D) | Approx. 130 × 90 × 85 mm |
| Weight | Approx. 446 g |
| Certifications | CE, UL, cUL, NK, Lloyd’s |
| Programming Software | CX-Programmer (CX-One Suite) |
Proven Application Environments
- Servo & Stepper Motor Control: 4-axis high-speed pulse output (up to 100 kHz) enables precise positioning in CNC, pick-and-place, and conveyor systems.
- Discrete Manufacturing: Automotive assembly lines, PCB handling, and packaging machinery leveraging fast I/O scan and interrupt processing.
- Process Automation: Built-in analog I/O (4 in / 2 out) supports PID loop control for temperature, pressure, and flow regulation without additional modules.
- Material Handling: High-speed counter inputs for encoder feedback in sorting, weighing, and labeling systems.
- Building Automation: HVAC control, access control panels, and energy management systems requiring compact, reliable PLCs.
- OEM Machine Integration: Compact footprint and CJ-series expansion compatibility make it a preferred embedded controller for OEM machine builders.
Engineering Advantages
- Integrated Analog I/O: Eliminates the need for separate analog expansion modules in most standard process control applications, reducing BOM cost and panel space.
- 4-Axis Pulse Output: Native support for simultaneous 4-axis motion control with trapezoidal and S-curve acceleration profiles via built-in instructions.
- CJ-Series Expansion: Direct compatibility with OMRON’s extensive CJ-series module library (temperature, high-speed I/O, communication, position control) provides virtually unlimited scalability.
- Dual Serial Option Boards: Two RS-232C/RS-422/RS-485 option board slots enable simultaneous multi-protocol communication (Modbus RTU, CompoWay/F, NT Link).
- USB Programming Port: Standard USB-B interface for direct PC connection without proprietary cables, reducing commissioning time.
- Compact DIN-Rail Design: 130 mm width with full-featured CPU reduces panel real estate requirements versus comparable mid-range PLCs.
System Architecture & Signal Flow
The CP1H-X40DT-D operates on a cyclic scan architecture with a configurable scan time. Input signals (DC 24V, 24 points) are read into the input memory area (IR) at the start of each scan cycle. The CPU executes the ladder/structured text program stored in flash memory (20K steps), updating output memory accordingly. Transistor NPN outputs (16 points) switch the load circuit to GND, suitable for sinking current from DC loads. High-speed pulse outputs bypass the cyclic scan and are handled by dedicated hardware counters, ensuring deterministic pulse generation independent of program scan time. The built-in analog section uses a 12-bit A/D converter (4 inputs) and 12-bit D/A converter (2 outputs), with a conversion time of approximately 1 ms per channel. CJ-series expansion units connect via the right-side expansion bus, sharing the CPU’s I/O memory map transparently.
Sourcing & Quality Verification
- OEM-Verified Stock: All CP1H-X40DT-D units sourced by Konmask.com are procured through verified OMRON authorized distribution channels or directly from OEM-certified suppliers.
- Authenticity Inspection: Each unit undergoes visual inspection of label markings, date codes, and holographic seals prior to shipment.
- Functional Testing Available: Power-on functional verification available upon request for bulk orders (MOQ applies).
- Traceability Documentation: Certificate of conformance and original manufacturer documentation available for qualified procurement requests.
- Warranty: 12-month warranty against manufacturing defects from date of shipment.
Procurement Process
- Submit RFQ: Contact [email protected] with your required quantity, delivery timeline, and destination port.
- Quotation & Lead Time: Receive a formal quotation with confirmed stock availability and lead time within 24 business hours.
- Order Confirmation: Issue PO against confirmed quotation. Payment terms: T/T, L/C, or as agreed.
- Inspection & Packaging: Units are inspected, anti-static packaged, and prepared with full shipping documentation (commercial invoice, packing list, COO).
- Shipment: DHL / FedEx / sea freight options available. Export customs clearance handled by Konmask.com.
- After-Sales Support: Technical support available via email and phone throughout the warranty period.
Technical FAQ
Q: What is the difference between CP1H-X40DT-D and CP1H-X40DT1-D?
A: The CP1H-X40DT-D uses NPN (sink) transistor outputs, while the CP1H-X40DT1-D uses PNP (source) transistor outputs. Selection depends on your field device wiring convention.
Q: Can the CP1H-X40DT-D control servo drives directly?
A: Yes. The 4 built-in high-speed pulse outputs (max. 100 kHz) are compatible with OMRON G5, G-Series, and most third-party servo drives accepting pulse/direction or CW/CCW input signals.
Q: Is Ethernet communication supported natively?
A: The base CP1H-X40DT-D does not include a built-in Ethernet port. Ethernet connectivity is achieved via the CP1W-CIF41 Ethernet option board installed in one of the two serial option board slots.
Q: What programming languages are supported?
A: Ladder Diagram (LD) and Structured Text (ST) via CX-Programmer (part of the CX-One software suite). Function Block Diagram (FBD) is also supported.
Q: Can I expand beyond 40 I/O points?
A: Yes. Up to 7 CJ-series expansion units can be connected, bringing the maximum I/O count to 320 points. A wide range of digital, analog, temperature, and communication modules are available.
Q: What is the minimum order quantity (MOQ)?
A: No minimum order quantity for standard stock items. Bulk pricing available for orders of 5 units or more. Contact us for volume pricing.
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